Is CVE-2017-13135 in the CISA KEV catalog?

No. CVE-2017-13135 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2017-13135?

CVE-2017-13135 has a CVSS v3 base score of 7.8 (HIGH).

What is the EPSS score for CVE-2017-13135?

CVE-2017-13135 has an EPSS score of 1.16% (63th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2017-13135?

Upgrade x265 on debian 11 to 2.6-3 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2017-13135

HIGH

7.8

CVSS v3

NVD

Description

A NULL Pointer Dereference exists in VideoLAN x265, as used in libbpg 0.9.7 and other products, because the CUData::initialize function in common/cudata.cpp mishandles memory-allocation failure.

CWE-476NULL Pointer Dereference

How to fix

Remediation Available

x265Debian

Fixed in:2.6-3CVE-2017-13135

libx265-79Ubuntu

Fixed in:1.9-3ubuntu0.1~esm1USN-4809-1

x265Ubuntu

Fixed in:1.9-3ubuntu0.1~esm1USN-4809-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Exploit Intelligence

1.16%probability of exploitation in 30 days

63rdpercentile

Moderate risk: more likely to be exploited than 63% of all known CVEs.

References

Exploit1

github.com

Third-Party Advisory1

securityfocus.com

Related Vulnerabilities

Other CWE-476 (NULL Pointer Dereference) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-21758	High	7.5	92%	-	Fix
CVE-2023-21547	High	7.5	88%	-	Fix
CVE-2014-3470	Medium	4.3	86%	-	Fix
CVE-2021-44224	High	8.2	82%	-	Fix
CVE-2016-0742	High	7.5	82%	-	Fix
CVE-2009-1386	Medium	5.0	80%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-13.